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◇ App Store OpportunitiesJune 2026
Where the next app actually wins.
14 indie-lens app ideas across 1 App Store categories and three storefronts, mined from June’s chart movement and live reviews. Every idea is scored for what a small team can win and monetize. Going head-to-head with a giant is penalized and flagged.
14Scored ideas
1Categories
0Prime · 75+
3Markets
JuneChart window
Score distributionmedian 58 · top 73
75+ prime62–74 strong52–61 workable<52 long shot
Top 10 ideas to buildthe best overall bets for an indie dev in June 2026
#13HD Thermometer ⊎#21@Thermometer#25Room Temperature & Thermometer#29Firespot: Wildfire app#37The Thermometer -Digital-
Top grossingrating · freshness
1Windy.app — Wind, Tides, Radar4.73★
2SunSafe: UV Index, Tanning SPF4.70★
3AccuWeather Weather Forecast4.46★
4Surfline: Wave & Surf Reports4.35★
5Windy.com4.79★
6PredictWind — Marine Forecasts4.77★
Churn · rotated into top-100
26.5per week, 4w avg
🇹🇷 TRTurkey
157competitors
443kinstalled base
5/10indie grossing
Movers5
QWeather97 → 18+79
MojiWeather-Foresee the Unseen77 → 22+55
Drone Forecast: App 4 UAV, DJI91 → 36+55
Weatherly:Forecast&Radar84 → 33+51
WindHub: marine weather & map92 → 52+40
New entrants6
#4Jeolife: Deprem Takip & Uyarı#6Earthquake Tracker & Alerts X#26实时台风路径#279Weather: Weather forecast#29Thermometer: Digital Room#38halo Weather: Weather Forecast
Top grossingrating · freshness
1Windy.app — Wind, Tides, Radar4.73★
2Windy.com4.79★
3PredictWind — Marine Forecasts4.77★
4Earthquake Network4.16★
5Weather Live° - Local Forecast4.52★
6Beam: Tanning & UV Index App4.69★
Churn · rotated into top-100
26per week, 4w avg
Weather - The Weather Channel🇺🇸 USGrossing #1
39%1–2★ of last 200 77 negatives
Users hurting on 3 themes
unclosable full-page ads during severe weather (50 — confidence: highhigh
been served full page un-skippable ads while we were sheltering in place
radar broken or paywalled (10 — confidence: medmed
now you have to pay to see the radar
forecast accuracy confidence: med.12med
Asking for and not getting 3
an ad-light severe-weather experience (the entire ad cluster is implicitly this)
richer widgets1
hyper-local home screen1
Your opening
the #1 grossing weather app is surging on brand while actively monetizing tornado warnings — a clean, no-interstitial severe-alerts app attacks the exact moment TWC chooses to sell.
cross-checked: kept 3, cut 0
Windy.app — Wind, Tides, Radar🇺🇸 USGrossing #3
47%1–2★ of last 200 95 negatives
Users hurting on 3 themes
billing traps and unreachable support (30 — confidence: highhigh
I canceled subscription 3 months ago and still being charged
a fading gross-#3 whose acquisition engine is deception — a transparent, fairly-priced wind/tide app for anglers and boaters wins by simply not lying, and the fire-weather pro niche is unserved on top.
cross-checked: kept 3, cut 0
AccuWeather Weather Forecast🇺🇸 USGrossing #4
58%1–2★ of last 200 117 negatives
Users hurting on 3 themes
app not opening when weather threatens (~30 — confidence: highhigh
precipitation start/stop alerts (1 — "Even Apple Weather" has them)
notification type filtering2
pollen data back1
a working ad-free paid tier (3 paid users still seeing ads)
Your opening
a fading giant whose app literally fails to launch in storms — reliability plus respectful notifications is the whole pitch.
growPotential 0
cross-checked: kept 3, cut 0
MyRadar Weather Radar Forecast🇺🇸 USGrossing #5
29%1–2★ of last 200 58 negatives
Users hurting on 3 themes
v7.122.0 subscription splash bricking the app (~20 — confidence: highhigh
freezes on a purchase membership screen and won't let you out
surprise $29.99 wall on a formerly free app (~14) confidence: highhigh
fake-virus ads (7 — confidence: med.med
say that your phone is infected
Asking for and not getting 3
animated CarPlay radar2
offline radar1
a free tier that still opens14
Your opening
a fading radar leader that broke its own front door mid-monetization — a fast, free-opening radar with clean CarPlay animation catches its exodus this quarter.
cross-checked: kept 3, cut 0
RainDrop - Rain Totals & Radar🇺🇸 USGrossing #6
60%1–2★ of last 200 121 negatives
Users hurting on 3 themes
free tier and second location removed behind $29.99+ (~60 — confidence: highhigh
Charging 30 dollars a year to know rain accumulation is nuts!!!
totals wrong vs their physical gauges (~25 — ") confidence: highhigh
university gauge within 1/2 mile… shows 5.17
wiped saved locations confidence: med.7med
Asking for and not getting 4
weekly/3-week and calendar rain-history views (5 — lawn-watering and farm workflows)
2 free locations back (dozens implicitly)
manual gauge entry1
one-time purchase (2 — "worth 8.99 a year at best")
Your opening
a 20k-rating niche (rain totals for lawn/farm/property owners) whose only mainstream player is fading and mid-rug-pull — a $10-15/yr or one-time-purchase rain-gauge app with a calendar view and 2–3 free locations inherits a pre-angered, review-vocal audience.
cross-checked: kept 3, cut 0
RadarScope🇺🇸 USGrossing #8
42%1–2★ of last 200 85 negatives
Users hurting on 3 themes
paying $9.99 then hitting Pro 1/Pro 2 subs for watches, lightning, history (~45 — confidence: highhigh
then imagine being asked to pay another $9.99, yearly
stale/broken radar in storms confidence: med10med
no future radar (6 — confidence: med.med
I need a radar app for tornados
Asking for and not getting 4
CarPlay (4 — "competitors who have CarPlay options")
future radar (1 + the 6 complaints)
free MRMS ("available for free on Weather.gov")
pressure/winter overlays2
Your opening
the casual severe-weather buyer RadarScope disappoints wants one honest price, forward-looking radar, and CarPlay — none of which the fading pro-tool incumbent will ship.
cross-checked: kept 3, cut 0
CARROT Weather: Alerts & Radar🇺🇸 USGrossing #9
29%1–2★ of last 200 59 negatives
Users hurting on 3 themes
paywalled radar/notifications/widgets plus nag (~24) confidence: highhigh
freeloader
accuracy decline (~13 — confidence: medmed
temp is 86 and feels like is 101- clearly wrong
politicized AI snark confidence: med.7med
Asking for and not getting 4
notifications without a subscription3
dual-location watch complications2
louder severe-alert sounds1
the old hand-written humor (implicit in 7 AI complaints)
Your opening
the personality-weather niche is proven at gross-#9 but fading as the humor turns AI-generated and the paywall insults its base — a charming, human-voiced weather app with free basics re-runs CARROT's own 2015 playbook against it.
cross-checked: kept 3, cut 0
Windy.app — Wind, Tides, Radar🇬🇧 UKGrossing #1
29%1–2★ of last 150 44 negatives
Users hurting on 3 themes
£149 auto-charged from confidence: high15high
free trials
£99–£200/yr with no monthly option (10 — confidence: highhigh
no monthly option
marketing spam via push confidence: med.8med
Asking for and not getting 2
a ≤£30/yr tier (1 explicit, the whole price cluster implicit)
tide-first mode without wind clutter (1 — "Want to see tide times don't care about wind")
Your opening
the UK's top-grossing weather app grows behind a checkout its own reviews call a trap — a fair-priced (£20–30/yr) wind & tide app for UK water-sports users converts its refund-seekers.
cross-checked: kept 3, cut 0
AccuWeather Weather Forecast🇬🇧 UKGrossing #3
68%1–2★ of last 200 136 negatives
Users hurting on 3 themes
the Aug-'25 redesign gutting Minutecast and readability (~55) confidence: highhigh
Apple Watch stuck in Fahrenheit for over a year (~18 — confidence: highhigh
Why oh why is it taking so long to get Celsius on the Apple Watch?
ads covering the radar map (~22) confidence: high.high
Asking for and not getting 4
UK-relevant premium value — lightning alerts don't work in the UK yet Premium+ is sold anyway1
Celsius on watch18
minute-rain widget1
45-day view back2
Your opening
a fading US giant billing UK users £29.99 for features that literally don't function in Britain — a UK-first minutecast-style rain app (the loved feature AccuWeather broke) with correct units everywhere is a direct organ transplant of its churn.
cross-checked: kept 3, cut 0
Weather Live° - Local Forecast🇬🇧 UKGrossing #8
47%1–2★ of last 200 94 negatives
Users hurting on 3 themes
the £8.99→£58.99 price jump (~25 — confidence: highhigh
the product they already pay for: working precipitation radar, hourly (not 3-hour) forecasts, multi-device/family access — begged for by pilots, farmers, skydivers, photographers in-review
Your opening
the cleanest displacement in the whole cohort — a semi-abandoned paid app with 31k UK ratings, 83% recent negative, and a professional audience (aviation, agriculture, outdoor work) actively shopping for a reliable European rain-radar replacement in the reviews themselves.
cross-checked: kept 3, cut 0
Weather - The Weather Channel🇬🇧 UKGrossing #10
73%1–2★ of last 200 146 negatives
Users hurting on 3 themes
app not opening at all on iPad / privacy-screen lock-out (~40 — confidence: highhigh
a UK-localized experience (units, alerts, layout) and a portrait layout back3
Your opening
TWC's growPotential (0.94) is US brand halo, not UK satisfaction — 73% of recent UK reviewers are negative on an app that ships broken and speaks American, leaving the "trusted global brand, localized properly" position empty beneath Met Office/BBC.
cross-checked: kept 3, cut 0
Windy.app — Wind, Tides, Radar🇹🇷 TRGrossing #1
28%1–2★ of last 200 55 negatives
Users hurting on 3 themes
trial-to-₺1,999 instant charges with refused refunds (~17 — — this is fraud) confidence: highhigh
bu yaptığınız dolandırıcılık
marine/wind accuracy on Turkish coasts (~15 — drove 60 km to dive on its forecast, — there was a storm) confidence: highhigh
Fırtına vardı
Western pricing (~10) confidence: med.med
Asking for and not getting 3
Turkish localization (3 asks — "Sitenizin Türkçe çevrimi niye yok" — why is there no Turkish translation)
fishing data (bottom structure, bite chance) for Turkish waters2
TR-tier pricing2
Your opening
TR's #1 grossing weather app is declining, doesn't speak Turkish, mis-forecasts the Aegean, and is called a fraud in its own reviews — a Turkish-native wind/sea app for the country's fishers, divers and sailors at TR prices is the best indie-shaped gap in this category, and PredictWind's 4.84★ TR wall proves the segment pays for real local accuracy.
cross-checked: kept 3, cut 0
Earthquake Network🇹🇷 TRGrossing #4
69%1–2★ of last 200 139 negatives
Users hurting on 4 themes
alerts after the shaking, or never (~55 — — will it inform me under the rubble?) confidence: highhigh
the Feb 17 Israel 7.0 false alarm waking the country at 6am (~20) confidence: highhigh
iOS second-class vs Android — no countdown, no audible critical alerts (~10) confidence: med.med
Asking for and not getting 1
alerts that fire before/during shaking, sound that bypasses silent mode , Android feature parity (3), sane radius/magnitude filtering (10 complaints), readable Turkish place names (1)3
Your opening
a paid, 98-day-stale, fading app is the top-grossing earthquake product in one of the world's most earthquake-anxious markets while free TR-native competitors rocket up the free charts (Jeolife enters at #4, My Earthquake Alerts +52) — an iOS-first, Turkish-first early-warning app with honest latency claims and working critical alerts takes this segment on trust alone.
cross-checked: kept 4, cut 0
Weather Live° - Local Forecast🇹🇷 TRGrossing #5
45%1–2★ of last 200 89 negatives
Users hurting on 4 themes
₺107/month pricing for a commodity forecast (~25) confidence: highhigh
one-time buyers converted to subscribers confidence: med.9med
Asking for and not getting 3
TR-affordable or one-time pricing (the whole price cluster)
Turkish wind vocabulary — lodos, poyraz, karayel1
daily-forecast widget1
Your opening
a fading Mosaic-family skin app charging Istanbul rent for weather — a Turkish-localized, fairly-priced daily-forecast app with cultural touches (local wind names) that its reviewers literally spelled out converts on price alone.
cross-checked: kept 4, cut 0
Clime: Weather Radar Live🇹🇷 TRGrossing #7
31%1–2★ of last 200 62 negatives
Users hurting on 4 themes
the ₺69.9→₺1,499.9 annual price jump (~15) confidence: highhigh
region-based pricing (1 — country-tier packages, "most users don't need the whole world")
a trustworthy trial (10 complaints)
Your opening
Clime is surging in TR — proof radar demand grows even through 31% negative reviews — so a TR-priced radar app with honest billing surfs the same demand without the anger tax.
AheadRadar — future-looking radar with CarPlay, one honest price
Prime bet🇺🇸 US·Weather
The casual severe-weather buyer RadarScope disappoints — someone who paid once and then hit Pro 1/Pro 2 subs — wants forward-projected radar and CarPlay animation at a single price, neither of which the pro-tool incumbent will ship.
Wedges into RadarScope · about a month to build · under $25 a month · sold one-time
Wedges into RadarScope in a lane pulling 9.0M installs a month across 144 charted apps. Built solo in about a month for under $25 a month and sold one-time, it could plausibly reach 45k–181k installs a month.
9.0M a month
×10 on the first tenth
45k–181k could be yoursdivisions = tenths
The lane
big dot · RadarScope
no giant guards this lane
70/100Strong62–74top 14%
Quip Weather — human-voiced personality forecast with free basics
Crowded🇺🇸 US·Weather
CARROT's fans, insulted by a "freeloader" nag and a personality that turned AI-flat, want the same daily-chuckle weather with radar and notifications free — re-running CARROT's own 2015 wedge against a now-fading incumbent.
Wedges into CARROT Weather: Alerts & Radar · about a week to build · under $25 a month · sold subscription
Wedges into CARROT Weather: Alerts & Radar in a lane pulling 9.0M installs a month across 144 charted apps. Built solo in about a week for under $25 a month and sold subscription, it could plausibly reach 9k–72k installs a month.
9.0M a month
×10 on the first tenth
9k–72k could be yoursdivisions = tenths
The lane
big dot · CARROT Weather: Alerts & Radar
no giant guards this lane
69/100Strong62–74top 29%
RainGauge — honest rain totals for lawns, farms & property
Prime bet🇺🇸 US·Weather
Lawn-waterers, gardeners, small-farm and rural-property owners who tracked rain accumulation on RainDrop and got rug-pulled switch the week they hit the paywall — they want a calendar of daily/weekly rain totals for 2-3 locations, not a subscription to "know how much it rained."
Wedges into RainDrop - Rain Totals & Radar · about a month to build · under $25 a month · sold one-time
Wedges into RainDrop - Rain Totals & Radar in a lane pulling 9.0M installs a month across 144 charted apps. Built solo in about a month for under $25 a month and sold one-time, it could plausibly reach 45k–181k installs a month.
9.0M a month
×10 on the first tenth
45k–181k could be yoursdivisions = tenths
The lane
big dot · RainDrop - Rain Totals & Radar
no giant guards this lane
69/100Strong62–74top 29%
TideFirst — tide times for UK coast-goers, without the wind clutter or the £149 trap
Prime bet🇬🇧 UK·Weather
UK sailors, sea-swimmers, coastal walkers and shore anglers who only want tide times got trapped by Windy.app's £149 auto-charge and buried tides under wind data — a fair-priced, tide-led app converts its refund-seekers.
Wedges into Windy.app — Wind, Tides, Radar · about a month to build · under $25 a month · sold subscription
Wedges into Windy.app — Wind, Tides, Radar in a lane pulling 594k installs a month across 151 charted apps. Built solo in about a month for under $25 a month and sold subscription, it could plausibly reach 3k–12k installs a month.
594k a month
×10 on the first tenth
3k–12k could be yoursdivisions = tenths
The lane
big dot · Windy.app — Wind, Tides, Radar
no giant guards this lane
67/100Strong62–74top 36%
TrueWind — a wind & tide app for anglers and boaters that doesn't lie to get you
Crowded🇺🇸 US·Weather
US fishermen, kayakers and small-boat owners who got billing-trapped by Windy.app want accurate near-shore wind/tide with an honest, skippable signup — and fire-weather users (an unserved niche in Windy's own reviews) get parameters no consumer app ships.
Wedges into Windy.app — Wind, Tides, Radar · about a month to build · under $25 a month · sold subscription
Wedges into Windy.app — Wind, Tides, Radar in a lane pulling 9.0M installs a month across 144 charted apps. Built solo in about a month for under $25 a month and sold subscription, it could plausibly reach 9k–72k installs a month.
9.0M a month
×10 on the first tenth
9k–72k could be yoursdivisions = tenths
The lane
big dot · Windy.app — Wind, Tides, Radar
no giant guards this lane
58/100Workable52–61top 50%
AeroRain — reliable European rain-radar for the professionals WeatherPro abandoned
Solid🇬🇧 UK·Weather
The airline captains, agricultural sprayers, skydivers and photographers who ran WeatherPro and now watch it show "0 precipitation" mid-thunderstorm are shopping in the reviews right now for a working paid replacement — the cleanest displacement in the cohort.
Wedges into WeatherPro · about a month to build · $25–100 a month · sold subscription
Wedges into WeatherPro in a lane pulling 594k installs a month across 151 charted apps. Built solo in about a month for $25–100 a month and sold subscription, it could plausibly reach 3k–12k installs a month.
594k a month
×10 on the first tenth
3k–12k could be yoursdivisions = tenths
The lane
big dot · WeatherPro
no giant guards this lane
58/100Workable52–61top 50%
RadarTL — a TR-priced radar app with honest billing, riding the same rising demand
Solid🇹🇷 TR·Weather
Radar demand in Turkey is growing through the anger — Clime is surging even at 31% negative after a 20x price hike — so a lira-tier-priced radar app with a trustworthy trial surfs the same wave without the price-rage tax.
Wedges into Clime: Weather Radar Live · about a month to build · under $25 a month · sold subscription
Wedges into Clime: Weather Radar Live in a lane pulling 136k installs a month across 154 charted apps. Built solo in about a month for under $25 a month and sold subscription, it could plausibly reach 680–3k installs a month.
136k a month
×10 on the first tenth
680–3k could be yoursdivisions = tenths
The lane
big dot · Clime: Weather Radar Live
no giant guards this lane
57/100Workable52–61top 57%
RoomTemp — turn the UK thermometer craze into a real sensor app
Solid🇬🇧 UK·Weather
The UK top-40 is being stormed by single-purpose "room thermometer" apps that can't actually measure your room (phones have no ambient sensor) — a genuine app that pairs a cheap BLE thermometer (SwitchBot/Govee) and adds outdoor weather owns the lane the gimmicks opened.
Wedges into Indoor Thermometer · about a month to build · nothing to run · sold ads + iap
Wedges into Indoor Thermometer in a lane pulling 594k installs a month across 151 charted apps. Built solo in about a month for nothing to run and sold ads + iap, it could plausibly reach 3k–12k installs a month.
594k a month
×10 on the first tenth
3k–12k could be yoursdivisions = tenths
The lane
big dot · Indoor Thermometer
no giant guards this lane
55/100Workable52–61top 71%
StormReady — a weather app that actually opens during the storm
CrowdedGiant🇺🇸 US·Weather
AccuWeather's long-time users whose app "wouldn't even open… During a tornado warning" want a fast-launching, ad-light forecast with precipitation start/stop alerts — table-stakes features the fading giant regressed on.
Wedges into AccuWeather Weather Forecast · about a month to build · under $25 a month · sold ads + iap
Wedges into AccuWeather Weather Forecast in a lane pulling 9.0M installs a month across 144 charted apps, one of them a giant. Built solo in about a month for under $25 a month and sold ads + iap, it could plausibly reach 5k–36k installs a month.
9.0M a month
×10 on the first tenth
5k–36k could be yoursdivisions = tenths
The lane
big dot · AccuWeather Weather Forecast · a giant
a giant owns this lane
55/100Workable52–61top 71%
FairSky — a beautiful, honest daily forecast for Weather Live's priced-out loyalists
Solid🇬🇧 UK·Weather
The £8.99-a-year loyalists Weather Live six-tupled to £58.99 want the same pretty, simple forecast at a fair fixed price or one-off — they're already writing the 1★s, primed to switch.
Wedges into Weather Live° - Local Forecast · about a week to build · under $25 a month · sold one-time
Wedges into Weather Live° - Local Forecast in a lane pulling 594k installs a month across 151 charted apps. Built solo in about a week for under $25 a month and sold one-time, it could plausibly reach 3k–12k installs a month.
594k a month
×10 on the first tenth
3k–12k could be yoursdivisions = tenths
The lane
big dot · Weather Live° - Local Forecast
no giant guards this lane
54/100Workable52–61top 79%
MinuteRain UK — the minute-by-minute rain nowcast AccuWeather broke, with correct units
Solid🇬🇧 UK·Weather
UK AccuWeather users mourning the gutted Minutecast and a Watch stuck in Fahrenheit for a year want a UK-first minute-rain nowcast that speaks Celsius everywhere — a direct organ transplant of AccuWeather's UK churn.
Wedges into AccuWeather Weather Forecast · about a month to build · under $25 a month · sold subscription
Wedges into AccuWeather Weather Forecast in a lane pulling 594k installs a month across 151 charted apps. Built solo in about a month for under $25 a month and sold subscription, it could plausibly reach 3k–12k installs a month.
594k a month
×10 on the first tenth
3k–12k could be yoursdivisions = tenths
The lane
big dot · AccuWeather Weather Forecast
no giant guards this lane
52/100Workable52–61top 86%
HavaTürkçe — a Turkish-localized, fairly-priced daily forecast with local wind names
Solid🇹🇷 TR·Weather
Turkish users paying ₺107/month for a commodity forecast, some re-charged after buying the app outright, want a Turkish-native daily forecast at a lira-sane price with cultural touches — the local wind names (lodos, poyraz, karayel) they literally asked for.
Wedges into Weather Live° - Local Forecast · about a week to build · under $25 a month · sold one-time
Wedges into Weather Live° - Local Forecast in a lane pulling 136k installs a month across 154 charted apps. Built solo in about a week for under $25 a month and sold one-time, it could plausibly reach 680–3k installs a month.
136k a month
×10 on the first tenth
680–3k could be yoursdivisions = tenths
The lane
big dot · Weather Live° - Local Forecast
no giant guards this lane
49/100Thinunder 52top 93%
DepremÖnce — an iOS-first, Turkish early-warning earthquake app that fires before the shaking
Solid🇹🇷 TR·Weather
In one of the world's most earthquake-anxious markets, the top-grossing earthquake app is a stale paid app that alerts after the quake and treats iOS as second-class — while free TR-native quake apps rocket up the charts. An honest-latency, iOS-first alerter with working critical alerts wins on trust alone.
Wedges into Earthquake Network · about a month to build · under $25 a month · sold ads + iap
Wedges into Earthquake Network in a lane pulling 136k installs a month across 154 charted apps. Built solo in about a month for under $25 a month and sold ads + iap, it could plausibly reach 680–3k installs a month.
136k a month
×10 on the first tenth
680–3k could be yoursdivisions = tenths
The lane
big dot · Earthquake Network
no giant guards this lane
48/100Thinunder 52top 100%
DenizRüzgar — a Turkish-native wind & sea app for the Aegean's fishers, divers and sailors
Solid🇹🇷 TR·Weather
Turkey's fishermen, spearfishers, divers and small-boat sailors are calling their #1 grossing wind app a fraud, it mis-forecasts the Aegean, and it doesn't speak Turkish — a Turkish-first, TR-priced marine app with real local accuracy is the best indie-shaped gap in the category.
Wedges into Windy.app — Wind, Tides, Radar · about a month to build · $25–100 a month · sold subscription
Wedges into Windy.app — Wind, Tides, Radar in a lane pulling 136k installs a month across 154 charted apps. Built solo in about a month for $25–100 a month and sold subscription, it could plausibly reach 680–3k installs a month.